chroot

(PHP 4 >= 4.0.5, PHP 5, PHP 7)

Change the root directory

bool chroot ( string $directory )

Changes the root directory of the current process to directory, and changes the current working directory to "/".

This function is only available to GNU and BSD systems, and only when using the CLI, CGI or Embed SAPI. Also, this function requires root privileges.

Parameters:

directory

The path to change the root directory to.

Returns:

Returns TRUE on success or FALSE on failure.

Notes:

This function is not implemented on Windows platforms.

Examples:

chroot() example

<?php
chroot("/path/to/your/chroot/");
echo getcwd();
?>

The above example will output:

Links:

doc_php

2025-01-10 15:47:30

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